carry down
To move something from a higher level to a lower one. A noun or pronoun can be used between "carry" and "down." It took many trips, but we finally carried all of those boxes down—they're now safely back in the basement. The next time you go down the basement, please carry down the laundry.
carry something down
to take something from a higher to a lower place. Would you go up to the attic and carry the trunk down? Why should I carry down the trunk?